Astronomy for Kids

Question Period

What's the ultimate fate of our sun? How will the sun end its days?

The ultimate fate of our sun, like all of the stars in the Milky Way, is tied to its life cycle. The two main processes astronomers theorize in the life cycle of our sun as being mainly responsible for the ultimate fate of our sun being the fusion of lighter elements into heavier elements and the loss of the sun's mass in a second process that begins after the first is completed.

At pres...